rrp / £329.99

inc. vat / £395.99

rrp / €376.22

inc. vat / €451.47

rrp / $437.67

The RCM1540 Extreme 11mm Head Stud kit is an absolute must for your performance build. Manufactured from Aircraft Grade S99 Steel, and with a tensile strength in excess of 237,000 Psi (1640MPa), our 11mm kit reduces head movement under boost,...

rrp / £299.99

inc. vat / £359.99

rrp / €342.02

inc. vat / €410.42

rrp / $397.88

Designed for the ultimate in engine performance and reliability and derived from the rigors of the World Rally Championship, RCM’s 14mm/12mm Head Stud Kit has consistently proven itself as a must have component of any EJ20/22/25 engine build where 450bhp+...

rrp / £424.99

inc. vat / £509.99

rrp / €484.53

inc. vat / €581.44

rrp / $563.66

The latest evolution of our proven and hugely successful 14/12mm RCM Head Stud Kit designed for the ultimate in engine performance and reliability! Introducing the new RCM 14mm Superstud Head Stud Kit.

rrp / £349.00

inc. vat / £418.80

rrp / €397.89

inc. vat / €477.47

rrp / $462.88

Designed for the ultimate in engine performance and reliability and derived from the rigors of the World Rally Championship, RCM’s 14mm/14mm Head Stud Kit has consistently proven itself as a must have component of any EJ20/22/25 engine build where 500bhp+...

rrp / £424.99

inc. vat / £509.99

rrp / €484.53

inc. vat / €581.44

rrp / $563.66

The latest evolution of our proven and hugely successful 14/14mm RCM Head Stud Kit designed for the ultimate in engine performance and reliability! Introducing the new RCM 14mm Superstud Head Stud Kit.